| Business | Phone |
| R & M Enterprises 18521 Henson Blvd, Hagerstown 21742 | (301) 739-1967 |
| Aircraft Fuel Specialists Ltd 18531 Henson Blvd # 10r, Hagerstown 21742 | (301) 797-8106 |
| Hagerstown Aircraft Svc 14235 Oak Springs Rd, Hagerstown 21742 | (301) 733-7604 |
| Wenrich Aircraft Repair Inc 18523 Henson Blvd # 1b, Hagerstown 21742 | (301) 791-2820 |
| Jra Executive Air 18335 Air Park Rd, Hagerstown 21742 | (301) 791-3642 |